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Finding the Fourth Proportional to 359,731.32, 539,588.22 and 93,490.92

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Solution

The fourth proportional to 359,731.32, 539,588.22 and 93,490.92 is: 140,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,731.32 : 539,588.22 = 93,490.92 : x
  2. Step 2: Convert to fraction form
    359,731.32/539,588.22 = 93,490.92/x
  3. Step 3: Cross multiply
    359,731.32x = 539,588.22 × 93,490.92
  4. Step 4: Simplify right side
    359,731.32x = 50,446,599,108.96
  5. Step 5: Solve for x
    x = 50,446,599,108.96/359,731.32
  6. Step 6: Final answer
    x = 140,234.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.